<s>
JDBCFacade	B-Language
is	O
an	O
open	O
source	O
library	B-Library
for	O
making	O
JDBC	B-Language
easier	O
to	O
use	O
and	O
less	O
error	O
prone	O
while	O
encouraging	O
a	O
clean	O
separation	O
between	O
persistence	O
and	O
domain	O
logic	O
.	O
</s>
<s>
JDBCFacade	B-Language
supports	O
J2SE	B-Language
1.2	O
and	O
later	O
.	O
</s>
<s>
This	O
includes	O
JDBC	B-Language
version	O
2.0	O
and	O
later	O
.	O
</s>
<s>
Unlike	O
many	O
similar	O
tools	O
,	O
JDBCFacade	B-Language
does	O
not	O
interfere	O
with	O
the	O
normal	O
usage	O
of	O
JDBC	B-Language
in	O
any	O
way	O
.	O
</s>
<s>
JDBCFacade	B-Language
uses	O
the	O
command	B-Language
and	O
abstract	B-Language
factory	I-Language
patterns	I-Language
to	O
provide	O
a	O
simplified	O
database	O
api	O
that	O
hides	O
many	O
of	O
the	O
details	O
of	O
connection	O
and	O
error	O
handling	O
from	O
the	O
user	O
.	O
</s>
<s>
JDBCFacade	B-Language
supports	O
4	O
types	O
of	O
commands	O
:	O
</s>
